ROBOTIQ HAND-E - Troubleshooting; 8.1. Using the LED of the Hand-E Gripper

8. Troubleshooting
8.1. Using the LEDof the Hand-E Gripper
When using Hand-E with a USB to RS485 serial converter, the color of the LEDon your gripper can provide information on the issue you
are facing.
LED status Description Solutions
Off Gripper is not powered.
Check gripper power supply and electrical setup. See
Electrical Setup section.
Solid blue and red Gripper is in fault.
1. Disconnect the communication and power cycle the
gripper. The led should turn solid red when
powered.
2. While powered with red LED, connect the com-
munication, LED should turn solid blue when con-
nection is established.
Blinking blue and red Gripper is in fault.
1. Gripper may be in auto-release, wait for auto-
release to be completed, then turn off auto-release
and initialize the gripper.
2. Gripper may have a major fault, check the error
from fault status and contact support.
Solid blue No fault, and communicating.
1. If you can control the gripper from the teach
pendant , check your program structure.
2. If you can not control the gripper from the teach
pendant, contact support.
Solid red
No fault, but gripper is not
communicating.
Check the LEDof the USB to RS485 converter. See table
below for details.
Table 8-1: Troubleshooting Solutions Depending on Gripper LED Status
Robotiq Hand-E Gripper Instruction Manual